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Population & demographics
All demographic data for San Michele di Serino: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for San Michele di Serino.
Environment & air quality
Air quality (PM2.5, PM10, NO2) and land consumption data for San Michele di Serino.
San Michele di Serino is a small municipality in the province of Avellino, Campania region. With a population of 2391 inhabitants and a density of 553 per km², it covers an area of 4.3 km². The average declared income is 18.671 €.
San Michele di Serino in numbers: the analysis
Demographic projections to 2050 estimate about 2,072 inhabitants for San Michele di Serino: an expected decline of 13.3% from today.
Among the 118 municipalities of the province of Avellino, San Michele di Serino ranks 47 by population.
San Michele di Serino has grown substantially since 1951: from 1,990 inhabitants then to 2,391 in 2026, an increase of 20.2%.
The generational balance is in line with the norm: the ageing index of San Michele di Serino is 214 (over-65s per 100 under-14s).
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 2493 |
| 2020 | 2493 |
| 2021 | 2436 |
| 2022 | 2435 |
| 2023 | 2419 |
| 2024 | 2409 |
| 2025 | 2401 |
| 2026 | 2391 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 1201 | 50.2% |
| Women | 1190 | 49.8% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 18 |
| 2022 | 9 |
| 2023 | 9 |
| 2024 | 12 |
| 2025 | 18 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 1990 |
| 1961 | 1777 |
| 1971 | 1633 |
| 1981 | 1617 |
| 1991 | 2028 |
| 2001 | 2399 |
| 2011 | 2591 |
| 2019 | 2493 |
| 2020 | 2493 |
| 2021 | 2436 |
| 2022 | 2435 |
| 2023 | 2419 |
| 2024 | 2409 |
| 2025 | 2401 |
| 2026 | 2391 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 2018 | 42.0% |
| Married | 2330 | 48.5% |
| Divorced | 124 | 2.6% |
| Widowed | 330 | 6.9% |
School-Age Population (2026)
Total 0-18 years: 362
| Valore | |
|---|---|
| Nido (0-2) | 44 |
| Infanzia (3-5) | 44 |
| Primaria (6-10) | 97 |
| Medie (11-13) | 52 |
| Superiori (14-18) | 125 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the San Michele di Serino population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/san-michele-di-serino-064084" title="Population pyramid of San Michele di Serino — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/san-michele-di-serino-064084" alt="Population pyramid of San Michele di Serino — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>